I believe the answer is A.
Hope this helped!
        
                    
             
        
        
        
Answer:  Establezca pautas más seguras para que los teléfonos y las personas estén a salvo. 
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Answer:
I believe the answer is A
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Great Britain was able to build ships and make weapons. (If you're talking about World War I: Britain also had a larger navy, more support in the U.S., they had more men, and a much larger empire.)